Science Advances

Supplementary Materials

This PDF file includes:

  • Fig. S1. FTIR of the V4D4 monomer and the 200-nm pV4D4 film.
  • Fig. S2. Anomalous cycling behavior observed with thick (45 nm) pV4D4 films.
  • Fig. S3. Micrograph of the uncoated copper foil.
  • Table S1. Spectral reflectivity measurements of the pV4D4-coated silicon in various media.
  • Table S2. XPS data for (un)cycled (un)coated silicon electrodes.

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